In facebook, I don't have the option to start a voice or video call. The cons are greyed out. That's Bug 1896361 - www.facebook.com - Missing video and audio call buttons in encrypted chat Where are you finding the option to start a call? Can you maybe screenshot the option you're using?
Bug 1898293 Comment 3 Edit History
Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.
In facebook, I don't have the option to start a voice or video call. The icons are greyed out. That's Bug 1896361 - www.facebook.com - Missing video and audio call buttons in encrypted chat Where are you finding the option to start a call? Can you maybe screenshot the option you're using?